Republican convention

Former Secretary of Homeland Security and Former Penn. Gov. Tom Ridge speaks on day four of the Republican National Convention at the Xcel Energy Center in St. Paul, Minn.

Former Secretary of Homeland Security and Former Penn. Gov. Tom Ridge speaks on day four of the Republican National Convention at the Xcel Energy Center in St. Paul, Minn. (Tribune photo by Nuccio DiNuzzo)

Former Secretary of Homeland Security and Former Penn. Gov. Tom Ridge speaks on day four of the Republican National Convention at the Xcel Energy Center in St. Paul, Minn.